<div class="home">
  <div id="one"></div>
  <div id="two"></div>
  <div id="three"></div>
  <div id="four"></div>
</div>
<script>
  one();
  two();
  three();
  four();
  function one(){
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('one'));

    // 指定图表的配置项和数据
    var option = {
      title: {
          text: '新闻精选系统使用情况'
      },
      tooltip: {},
      legend: {
          data:['时间']
      },
      xAxis: {
          data: ["2020-12","2020-01","2020-02","2020-03","2020-04","2020-05"]
      },
      yAxis: {},
      series: [{
          name: '人数',
          type: 'bar',
          data: [300, 400, 356, 900, 1000, 1624]
      }]
    };

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
  }

  function two(){
    var myChart = echarts.init(document.getElementById('two'));

    var option = {
    xAxis: {
        type: 'category',
        data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
    },
    yAxis: {
        type: 'value'
    },
    series: [{
        data: [120, 200, 150, 80, 70, 110, 130],
        type: 'line',
        symbol: 'triangle',
        symbolSize: 20,
        lineStyle: {
            color: 'green',
            width: 4,
            type: 'dashed'
        },
        itemStyle: {
            borderWidth: 3,
            borderColor: 'yellow',
            color: 'blue'
        }
    }]
};
  myChart.setOption(option);
  }
  function three(){
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('three'));

    // 指定图表的配置项和数据
    var data = [
    [[28604,77,17096869,'Australia',1990],[31163,77.4,27662440,'Canada',1990],[1516,68,1154605773,'China',1990],[13670,74.7,10582082,'Cuba',1990],[28599,75,4986705,'Finland',1990],[29476,77.1,56943299,'France',1990],[31476,75.4,78958237,'Germany',1990],[28666,78.1,254830,'Iceland',1990],[1777,57.7,870601776,'India',1990],[29550,79.1,122249285,'Japan',1990],[2076,67.9,20194354,'North Korea',1990],[12087,72,42972254,'South Korea',1990],[24021,75.4,3397534,'New Zealand',1990],[43296,76.8,4240375,'Norway',1990],[10088,70.8,38195258,'Poland',1990],[19349,69.6,147568552,'Russia',1990],[10670,67.3,53994605,'Turkey',1990],[26424,75.7,57110117,'United Kingdom',1990],[37062,75.4,252847810,'United States',1990]],
    [[44056,81.8,23968973,'Australia',2015],[43294,81.7,35939927,'Canada',2015],[13334,76.9,1376048943,'China',2015],[21291,78.5,11389562,'Cuba',2015],[38923,80.8,5503457,'Finland',2015],[37599,81.9,64395345,'France',2015],[44053,81.1,80688545,'Germany',2015],[42182,82.8,329425,'Iceland',2015],[5903,66.8,1311050527,'India',2015],[36162,83.5,126573481,'Japan',2015],[1390,71.4,25155317,'North Korea',2015],[34644,80.7,50293439,'South Korea',2015],[34186,80.6,4528526,'New Zealand',2015],[64304,81.6,5210967,'Norway',2015],[24787,77.3,38611794,'Poland',2015],[23038,73.13,143456918,'Russia',2015],[19360,76.5,78665830,'Turkey',2015],[38225,81.4,64715810,'United Kingdom',2015],[53354,79.1,321773631,'United States',2015]]
];

option = {
    backgroundColor: new echarts.graphic.RadialGradient(0.3, 0.3, 0.8, [{
        offset: 0,
        color: '#f7f8fa'
    }, {
        offset: 1,
        color: '#cdd0d5'
    }]),
    title: {
        text: '新闻精选系统使用增减情况'
    },
    legend: {
        right: 10,
        data: ['1990', '2015']
    },
    xAxis: {
        splitLine: {
            lineStyle: {
                type: 'dashed'
            }
        }
    },
    yAxis: {
        splitLine: {
            lineStyle: {
                type: 'dashed'
            }
        },
        scale: true
    },
    series: [{
        name: '1990',
        data: data[0],
        type: 'scatter',
        symbolSize: function (data) {
            return Math.sqrt(data[2]) / 5e2;
        },
        emphasis: {
            label: {
                show: true,
                formatter: function (param) {
                    return param.data[3];
                },
                position: 'top'
            }
        },
        itemStyle: {
            shadowBlur: 10,
            shadowColor: 'rgba(120, 36, 50, 0.5)',
            shadowOffsetY: 5,
            color: new echarts.graphic.RadialGradient(0.4, 0.3, 1, [{
                offset: 0,
                color: 'rgb(251, 118, 123)'
            }, {
                offset: 1,
                color: 'rgb(204, 46, 72)'
            }])
        }
    }, {
        name: '2015',
        data: data[1],
        type: 'scatter',
        symbolSize: function (data) {
            return Math.sqrt(data[2]) / 5e2;
        },
        emphasis: {
            label: {
                show: true,
                formatter: function (param) {
                    return param.data[3];
                },
                position: 'top'
            }
        },
        itemStyle: {
            shadowBlur: 10,
            shadowColor: 'rgba(25, 100, 150, 0.5)',
            shadowOffsetY: 5,
            color: new echarts.graphic.RadialGradient(0.4, 0.3, 1, [{
                offset: 0,
                color: 'rgb(129, 227, 238)'
            }, {
                offset: 1,
                color: 'rgb(25, 183, 207)'
            }])
        }
    }]
};

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
  }
  function four(){
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('four'));

    // 指定图表的配置项和数据
    var item1 = {
    color: '#F54F4A'
};
var item2 = {
    color: '#FF8C75'
};
var item3 = {
    color: '#FFB499'
};

var data = [{
    children: [{
        value: 5,
        children: [{
            value: 1,
            itemStyle: item1
        }, {
            value: 2,
            children: [{
                value: 1,
                itemStyle: item2
            }]
        }, {
            children: [{
                value: 1
            }]
        }],
        itemStyle: item1
    }, {
        value: 10,
        children: [{
            value: 6,
            children: [{
                value: 1,
                itemStyle: item1
            }, {
                value: 1
            }, {
                value: 1,
                itemStyle: item2
            }, {
                value: 1
            }],
            itemStyle: item3
        }, {
            value: 2,
            children: [{
                value: 1
            }],
            itemStyle: item3
        }, {
            children: [{
                value: 1,
                itemStyle: item2
            }]
        }],
        itemStyle: item1
    }],
    itemStyle: item1
}, {
    value: 9,
    children: [{
        value: 4,
        children: [{
            value: 2,
            itemStyle: item2
        }, {
            children: [{
                value: 1,
                itemStyle: item1
            }]
        }],
        itemStyle: item1
    }, {
        children: [{
            value: 3,
            children: [{
                value: 1
            }, {
                value: 1,
                itemStyle: item2
            }]
        }],
        itemStyle: item3
    }],
    itemStyle: item2
}, {
    value: 7,
    children: [{
        children: [{
            value: 1,
            itemStyle: item3
        }, {
            value: 3,
            children: [{
                value: 1,
                itemStyle: item2
            }, {
                value: 1
            }],
            itemStyle: item2
        }, {
            value: 2,
            children: [{
                value: 1
            }, {
                value: 1,
                itemStyle: item1
            }],
            itemStyle: item1
        }],
        itemStyle: item3
    }],
    itemStyle: item1
}, {
    children: [{
        value: 6,
        children: [{
            value: 1,
            itemStyle: item2
        }, {
            value: 2,
            children: [{
                value: 2,
                itemStyle: item2
            }],
            itemStyle: item1
        }, {
            value: 1,
            itemStyle: item3
        }],
        itemStyle: item3
    }, {
        value: 3,
        children: [{
            value: 1,
        }, {
            children: [{
                value: 1,
                itemStyle: item2
            }]
        }, {
            value: 1
        }],
        itemStyle: item3
    }],
    itemStyle: item1
}];

option = {
    series: {
        radius: ['15%', '80%'],
        type: 'sunburst',
        sort: null,
        highlightPolicy: 'ancestor',
        data: data,
        label: {
            rotate: 'radial'
        },
        levels: [],
        itemStyle: {
            color: '#ddd',
            borderWidth: 2
        }
    }
};

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
  }
</script>
